PYO


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Definition for PYO (2 of 2)

pyo-

a combining form meaning “pus,” used in the formation of compound words: pyogenesis.
Also especially before a vowel, py-.

Origin of pyo-

<Greek, combining form of pýon; akin to Latin pūspus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

WORDS THAT USE PYO-

What does pyo- mean?

Pyo- is a combining form used like a prefix meaning “pus.” It is often used in medical terms, especially in pathology.

Pyo- comes from the Greek pýon, meaning “pus.”

What are variants of pyo-?

When combined with words or word elements that begin with a vowel, pyo- becomes py, as in pyemia.

Examples of pyo-

One example of a medical term that features the combining form pyo- is pyoderma. Pyoderma means “any skin eruption characterized by pustules or the formation of pus.”

As we have seen, pyo- means “pus.” The second part of the word, -derma, is a combining form that refers to skin and skin disorders. Putting these two parts together, pyoderma literally translates to “pus skin.”

What are some words that use the combining form pyo-?

What are some other forms that pyo- may be commonly confused with?

Break it down!

A cyst is a closed, bladderlike sac formed in animal tissues, containing fluid or semifluid matter. What kind of fluid is found in a pyocyst?

British Dictionary definitions for PYO

pyo-

before a vowel py-


combining form

denoting puspyosis

Word Origin for pyo-

from Greek puon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for PYO

pyo-

pref.

Pus:pyoderma.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.